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Gutiérrez-de-Juan V, López de Davalillo S, Fernández-Ramos D, Barbier-Torres L, Zubiete-Franco I, Fernández-Tussy P, Simon J, Lopitz-Otsoa F, de las Heras J, Iruzubieta P, Arias-Loste MT, Villa E, Crespo J, Andrade R, Lucena MI, Varela-Rey M, Lu SC, Mato JM, Delgado TC, Martínez-Chantar ML. A morphological method for ammonia detection in liver. PLoS One 2017; 12:e0173914. [PMID: 28319158 PMCID: PMC5358814 DOI: 10.1371/journal.pone.0173914] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2016] [Accepted: 02/28/2017] [Indexed: 12/27/2022] Open
Abstract
Hyperammonemia is a metabolic condition characterized by elevated levels of ammonia and a common event in acute liver injury/failure and chronic liver disease. Even though hepatic ammonia levels are potential predictive factors of patient outcome, easy and inexpensive methods aiming at the detection of liver ammonia accumulation in the clinical setting remain unavailable. Thus, herein we have developed a morphological method, based on the utilization of Nessler´s reagent, to accurately and precisely detect the accumulation of ammonia in biological tissue. We have validated our method against a commercially available kit in mouse tissue samples and, by using this modified method, we have confirmed the hepatic accumulation of ammonia in clinical and animal models of acute and chronic advanced liver injury as well as in the progression of fatty liver disease. Overall, we propose a morphological method for ammonia detection in liver that correlates well with the degree of liver disease severity and therefore can be potentially used to predict patient outcome.
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Affiliation(s)
- Virginia Gutiérrez-de-Juan
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Sergio López de Davalillo
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - David Fernández-Ramos
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Lucía Barbier-Torres
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Imanol Zubiete-Franco
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Pablo Fernández-Tussy
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Jorge Simon
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Fernando Lopitz-Otsoa
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Javier de las Heras
- Division of Pediatric Metabolism, University Hospital of Cruces, BioCruces Health Research Institute, University of the Basque Country, UPV/EHU, Barakaldo, Bizkaia, Spain
| | - Paula Iruzubieta
- Gastroenterology and Hepatology Department, Marqués de Valdecilla University Hospital, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Santander, Spain
- Infection, Immunity and Digestive Pathology Group, Research Institute Marqués de Valdecilla (IDIVAL), Santander, Spain
| | - María Teresa Arias-Loste
- Gastroenterology and Hepatology Department, Marqués de Valdecilla University Hospital, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Santander, Spain
- Infection, Immunity and Digestive Pathology Group, Research Institute Marqués de Valdecilla (IDIVAL), Santander, Spain
| | - Erica Villa
- Department of Gastroenterology, Azienda Ospedaliero-Universitaria & University of Modena and Reggio Emilia, Modena, Italy
| | - Javier Crespo
- Division of Pediatric Metabolism, University Hospital of Cruces, BioCruces Health Research Institute, University of the Basque Country, UPV/EHU, Barakaldo, Bizkaia, Spain
- Gastroenterology and Hepatology Department, Marqués de Valdecilla University Hospital, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Santander, Spain
| | - Raúl Andrade
- Unidad de Gestión Clínica de Aparato Digestivo, Servicio de Farmacología Clínica, Instituto de Investigación Biomédica de Málaga-IBIMA, Hospital Universitario Virgen de la Victoria, Universidad de Málaga, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Málaga, Spain
| | - M. Isabel Lucena
- Unidad de Gestión Clínica de Aparato Digestivo, Servicio de Farmacología Clínica, Instituto de Investigación Biomédica de Málaga-IBIMA, Hospital Universitario Virgen de la Victoria, Universidad de Málaga, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Málaga, Spain
| | - Marta Varela-Rey
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Shelly C. Lu
- Division of Digestive and Liver Disease, Cedars-Sinai Medical Center, Los Angeles, California, United States of America
| | - José M. Mato
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
| | - Teresa Cardoso Delgado
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
- * E-mail: (ML M-C); (TCD)
| | - María-Luz Martínez-Chantar
- CIC bioGUNE (Center for Cooperative Research in Biosciences), Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Derio, Bizkaia, Spain
- * E-mail: (ML M-C); (TCD)
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